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A micro method for the estimation of total sulfur in biological materials

โœ Scribed by Marjorie B. Lees; Jordi Folch


Book ID
115788463
Publisher
Elsevier Science
Year
1959
Weight
209 KB
Volume
31
Category
Article
ISSN
0006-3002

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Ethylene glycol is oxidised to formaldehyde by periodate. The formaldehyde is quantitatively converted into a purple coloured compound by chromotropic acid. The colour is measured in a spectrophotometer at 550 nm using standard ethylene glycol in the range of l-10 pg. Chromotropic acid (4,5-dihydro